COVID-19 seroprevalence and clinical picture in Swedish pediatric oncology and hematology patients.
Emil SundbergTove HoffmanAnna NilssonSimon PahnkeGunilla EnbladLinda KolstadBengt RönnbergÅke LundkvistMilla TorkkiOtto ZhouJenna AndersonArja H Harila-SaariJosefine PallePublished in: Pediatric blood & cancer (2022)
Swedish pediatric oncology and hematology patients developed antibodies against SARS-CoV-2, despite their diagnosis and/or treatment, and the observed seroprevalence was similar to that in national pediatric outpatients. PCR-verified cases underestimate the true incidence of COVID-19 in this patient cohort.